2A1538 CATERPILLAR 2A-1538: 57.15mm Shank Length External Hexagonal Bolt | Cat® External Hexagonal Bolt of 3/4-10" Threaded

Bolt Length (mm): 57.15
Bolt Type: Hex Head
Coating: Zinc Phosphate + Oil offers corrosion protection up to the point of assembly (recommend painting for external applications). Salt spray resistance of 72 hours to red rust. Coating color - dark grey to black.
Grip Length (mm): 12.7
Material: Steel
Thread: Coarse
Material Description: Head Marking - 7 radial lines (170 ksi Ultimate Tensile Strength)
Head Height (mm): 14.2875
Thread Size (mm): .750
Hole Thread Pitch: 10
Drive (mm): 28.575
Finish: Phosphate and Oil Coated
Grade: 11.9
Hardened Notes: High strength bolt
Overall Length (mm): 57.15